52701

Appears in sequences

• Composite numbers k such that k divides F(k-1) where F(j) are the Fibonacci numbers.at n=16A069106
• Odd Fibonacci pseudoprimes: odd composite numbers k such that either (1) k divides Fibonacci(k-1) if k == +-1 (mod 5) or (2) k divides Fibonacci(k+1) if k == +-2 (mod 5).at n=30A081264
• Numbers k that divide Fibonacci(k-1) but do not divide Fibonacci(k) - 1.at n=9A094410
• Coefficients of the A-Dyson Mod 27 identity.at n=43A104501
• Composite numbers k that divide Fibonacci(k+1) or Fibonacci(k-1).at n=37A182554
• Expansion of (-1 + Product_{k>=1} 1 / (1 + (-x)^k))^5.at n=25A341244
• a(n) = number of partitions of n whose difference multiset has at least one duplicate; see Comments.at n=42A364612